Human back support harness



FIG. 1 is an isometric view of a human back support harness, showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a partial side elevation thereof;

FIG. 5 is a partial top plan view thereof; and

FIG. 6 is a partial bottom plan view thereof.

The broken lines illustrating the human form is shown for illustrative purposes only. 

The ornamental design for human back support harness, substantially as shown and described. 